42375225

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 74638080

約数和(自身を除く): 32262855

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 131, 227, 285, 393, 475, 655, 681, 1135, 1425, 1965, 2489, 3275, 3405, 4313, 5675, 7467, 9825, 12445, 12939, 17025, 21565, 29737, 37335, 62225, 64695, 89211, 107825, 148685, 186675, 323475, 446055, 565003, 743425, 1695009, 2230275, 2825015, 8475045, 14125075, 42375225]

約数ペア:

[(1, 42375225), (3, 14125075), (5, 8475045), (15, 2825015), (19, 2230275), (25, 1695009), (57, 743425), (75, 565003), (95, 446055), (131, 323475), (227, 186675), (285, 148685), (393, 107825), (475, 89211), (655, 64695), (681, 62225), (1135, 37335), (1425, 29737), (1965, 21565), (2489, 17025), (3275, 12939), (3405, 12445), (4313, 9825), (5675, 7467)]